On what's next: "I don't know what my sweet 16 holds, but my quarter birthday is coming up! So that's what I'm thinking about."
Belted dress, $2,600,
Marc Jacobs;
marcjacobs.com. Sweater, $1,390,
Oscar de la Renta;
nordstrom.com for stores. Brooch, price upon request,
Chanel; (800) 550-0005. Ring, $725,
Jennifer Meyer at Barneys New York; (212) 826-8900.
This article appears in the April issue of Marie Claire
, on newsstands now.